CN218034478U

CN218034478U - Sintering furnace temperature control air inlet unit

Info

Publication number: CN218034478U
Application number: CN202221750027.9U
Authority: CN
Inventors: 印燕青
Original assignee: Changzhou Shundian Precision Technology Co ltd
Current assignee: Changzhou Shundian Precision Technology Co ltd
Priority date: 2022-07-08
Filing date: 2022-07-08
Publication date: 2022-12-13
Anticipated expiration: 2032-07-08

Abstract

The utility model discloses a sintering furnace temperature control air inlet device, which relates to the technical field of sintering furnace temperature control air inlet, and comprises a furnace body and a furnace door, wherein one side of the furnace body is rotatably connected with the furnace door, one side of the furnace body is fixedly provided with a function box through a bolt, and a first motor and a second motor are respectively fixed in the function box through bolts, a heating box is arranged in the furnace body, an air cavity is arranged in the heating box, and an exhaust mechanism is arranged at the output end of the first motor; the utility model discloses a rotate through first motor and drive whole pivot and rotate for the gas chamber is drawn into along with the pivot rotation to the gas of rolling up fan that is arranged in the gas chamber in with the flue gas that produces in the whole heating cabinet, and purifies in leading-in dust removal box of flue gas through the air duct of air chamber top installation, avoids the fritting furnace during operation, produces a large amount of flue gases in the sintering object, and wherein part flue gas is along with opening of furnace gate and gets into the air, produces the pollution to the environment when influencing work.

Description

Sintering furnace temperature control air inlet unit

Technical Field

The utility model relates to a fritting furnace accuse temperature technical field that admits air specifically is a fritting furnace accuse temperature air inlet unit.

Background

The sintering furnace is a furnace which enables the mutual bonding of ceramic green body solid particles, the growth of crystal grains, the gradual reduction of gaps and crystal boundaries, the contraction of the total volume and the increase of the density through the transmission of substances and finally becomes a compact polycrystalline sintering body with a certain microstructure;

the flue gas with more particle dust is generated in the production process of the sintering furnace, the flue gas is treated before being discharged, air pollution is caused if the flue gas is directly discharged into the air, meanwhile, the cooling rate of the whole sintered material is low, the natural cooling usually needs to wait for a long time, the subsequent sintering of the material is not facilitated, and the sintering production efficiency of part of the material is reduced;

therefore, a sintering furnace temperature control air inlet device is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sintering furnace accuse temperature air inlet unit to solve the problem that the flue gas that the sintering furnace during operation produced is not done the material cooling rate low when handling and whole sintering is ended.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a temperature-controlled air inlet device of a sintering furnace comprises a furnace body and a furnace door, wherein one side of the furnace body is rotatably connected with the furnace door, one side of the furnace body is fixedly provided with a function box through a bolt, a first motor and a second motor are respectively fixed in the function box through bolts, a heating box is arranged in the furnace body, an air cavity is formed in the heating box, and an exhaust mechanism is arranged at the output end of the first motor;

the exhaust mechanism comprises a rotating shaft, a rotating sleeve, a second gear, an air rolling fan and a blowing fan, the rotating shaft is fixed at the output end of the first motor through spot welding, one end of the rotating shaft penetrates through one sides of the furnace body and the heating box respectively and is movably connected with the inner wall of one side of the air cavity through a bearing, the rotating sleeve is sleeved on the rotating shaft and is movably connected with the rotating shaft through a bearing, one end of the rotating sleeve penetrates through one side of the furnace body and is movably connected with one side of the heating furnace through a bearing, the air rolling fan is sleeved and fixed on the outer wall of one end of the rotating shaft, which is positioned in the air cavity, the blowing fan is sleeved and fixed on the outer wall of one end of the rotating sleeve, which is positioned in the furnace body, and the second gear is sleeved and fixed on the outer wall of one end of the rotating sleeve, which is positioned in the function box;

vent holes are uniformly formed in the inner wall of one side of the heating box, one end, located in each vent hole, of each vent hole is communicated with the air cavity, the top of the heating box is rotatably connected with a first exhaust plate through a bearing, and the bottom, located in the heating box, of the heating box is rotatably connected with a second exhaust plate through a bearing.

Furthermore, the top of the furnace body is fixed with a first electric push rod through a bolt, one end of the first electric push rod penetrates through the furnace body and is in sliding connection with one side of the first exhaust plate, the bottom of the furnace body is fixed with a second electric push rod through a bolt, and one end of the second electric push rod penetrates through the furnace body and is in sliding connection with one side of the second exhaust plate.

Further, evenly install the heating pipe in the furnace body, and the one end that is located the heating pipe runs through the heating cabinet and extends to the heating cabinet bottom, the top intercommunication that just is located the air cavity on the heating cabinet has the air duct, and the one end that is located the air duct runs through the furnace body and the intercommunication has the dust removal case, the filter plate is installed to the dust removal incasement, and is located one side of filter plate and installs the activated carbon plate, the top intercommunication of dust removal case has the outlet duct.

Furthermore, the output end of the second motor is movably connected with the inner wall of one side of the function box through a bearing, a first gear is fixedly sleeved on the output end of the second motor, and the first gear is connected with the second gear through a toothed chain.

Compared with the prior art, the beneficial effects of the utility model are that:

1. in the utility model, the whole rotating shaft is driven to rotate through the rotation of the first motor, so that the smoke generated in the whole heating box is drawn into the air cavity by the air rolling fan positioned in the air cavity along with the rotation of the rotating shaft, and the smoke is guided into the dust removal box for purification through the air duct arranged at the top of the air cavity, thereby avoiding the generation of a large amount of smoke in a sintering object when the sintering furnace works, wherein part of the smoke enters the air along with the opening of the furnace door, and the pollution to the environment is caused when the work is influenced;

2. the utility model discloses in, rotate through the second motor and drive and change the cover and rotate, whole first electric putter and second electric putter drive first blast plate and the expansion of second blast plate on the whole heating cabinet simultaneously, when the whole blast fan that changes on the cover rotates, the air that will drive in the middle of whole furnace body and the heating cabinet flows, and in entering into the heating cabinet through first blast plate and second blast plate, cool off the sintering object in the heating cabinet, the air current flows in whole furnace body with higher speed, improve the heat dissipation rate of whole sintering object.

Drawings

FIG. 1 is a schematic view of the whole structure of the sintering furnace temperature control air inlet device of the present invention;

FIG. 2 is a schematic view of the cross-sectional structure of the sintering furnace temperature-controlled air inlet device of the present invention;

FIG. 3 is a schematic view of the overall structure of the exhaust mechanism of the present invention;

fig. 4 is a schematic view of the connection structure of the exhaust mechanism and the heating box of the present invention.

In the figure: 1. a furnace body; 2. a function box; 3. a control panel; 4. a furnace door; 5. a first motor; 6. a second motor; 7. a first gear; 8. an exhaust mechanism; 801. a rotating shaft; 802. rotating the sleeve; 803. a second gear; 804. a roll-up fan; 805. a blower fan; 9. a first electric push rod; 10. a second electric push rod; 11. a heating box; 12. a first exhaust panel; 13. a second exhaust plate; 14. a vent hole; 15. heating a tube; 16. a Roots vacuum pump; 17. a vacuum valve; 18. a three-way pipe; 19. an intake valve; 20. an air outlet valve; 21. a dust removal box; 22. an air duct; 23. an air outlet pipe; 24. filtering a plate; 25. an activated carbon plate; 26. an air cavity.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

in the working process of the whole sintering furnace, different sintering objects are different, correspondingly, different generated smoke is different, in the vacuum sintering process with higher temperature, harmful gas and partial materials are vaporized, and the substances are not treated and are discharged into the air, so that the harm to the environment is larger;

during specific sintering operation, a worker opens the furnace door 4 on one side of the whole furnace body 1, the whole furnace body 1 is arranged in a double-layer structure, a heating box 11 is also arranged in the furnace body 1 besides the furnace body 1, the door of the whole heating box 11 is also opened, and the heating box 11 and the furnace body 1 are designed, so that the heat preservation effect of the whole sintering furnace is better;

putting an object to be sintered into a heating box 11, pushing the whole sintered object into a box body because a heating pipe 15 in the whole heating box 11 is close to the inside, so that the whole sintered material is completely surrounded by the heating pipe 15, closing a furnace door 4 at the moment, adjusting the temperature in the whole furnace body 1 through a control panel 3 arranged on a function box 2, when the temperature is required to be heated to a higher temperature, opening a Roots vacuum pump 16 in the function box 2, opening a vacuum valve 17 connected with the Roots vacuum pump 16, pumping the whole furnace body 1 to a specific air pressure value, and starting sintering the material;

when the sintering of the materials is finished, the air pressure in the whole furnace body 1 needs to be restored to the atmospheric pressure, the air introduced into the whole furnace body 1 is different according to different sintering objects, when the sintering objects are more active, air is directly introduced into the air inlet pipe at one end of the three-way pipe 18, the air inlet valve 19 is opened, so that the air reacts with the surface of the sintering objects to influence the use of subsequent materials, and some nontoxic and harmless inert gases are introduced to restore the pressure in the whole furnace body 1;

when materials are sintered at low temperature, generated smoke needs to be processed in time, at the moment, the first motor 5 in the functional box 2 starts to work, the whole first motor 5 is connected with the rotating shaft 801, the whole rotating shaft 801 drives the air rolling fan 804 in the air cavity 26 to rotate, when smoke is generated in the heating box 11, the rotating air rolling fan 804 rolls the smoke in the heating box 11 into the air cavity 26, the whole heating box 11 is connected with the air cavity 26 through a plurality of vent holes 14, and the whole vent hole 14 is in an inclined design and prevents particulate matters in the smoke from blocking the vent hole 14;

the flue gas entering the air cavity 26 is discharged into the air duct 22 through the rotating air-curling fan 804, the whole air duct 22 pours the flue gas into the dust removing box 21 at the top of the furnace body 1 for flue gas treatment, a filter plate 24 and an activated carbon plate 25 are installed in the whole dust removing box 21, after double treatment of the filter plate 24 and the activated carbon plate 25, part of the flue gas can be directly discharged into the air, and some harmful gases need further treatment and are discharged into a corresponding treatment device through the air outlet pipe 23;

after the sintering of the whole material is finished, the material in the whole heating box 11 needs to be cooled, at this time, the second motor 6 in the whole function box 2 starts to work and drives the rotary sleeve 802 on the whole rotary shaft 801 to rotate through the first gear 7 and the second gear 803, the whole rotary sleeve 802 drives the blast fan 805 in the furnace body 1 to rotate, before the whole blast fan 805 rotates, the first electric push rod 9 and the second electric push rod 10 positioned at the top and the bottom of the furnace body 1 start to work, the first exhaust plate 12 and the second exhaust plate 13 positioned on the heating box 11 are opened as shown in fig. 4, at this time, the air flow generated by the rotation of the blast fan 805 enters the heating box 11 along the first exhaust fan and the second exhaust fan, the sintering material in the heating box 11 is cooled, the air flow in the heating box 11 enters the air cavity 26 along the vent holes 14, finally, the air flow is discharged out of the furnace body 1 through the air duct 22, the air outlet valve 20 on the whole three-way pipe 18 is opened at the same time, and part of the hot air in the furnace body 1 is discharged;

the first motor 5 can cooperate when whole second motor 6 works, accelerates the air current flow in the whole heating box 11, and the installation of exhaust mechanism 8 makes the cooling rate of whole material improve greatly.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sintering furnace accuse temperature air inlet unit, includes furnace body (1) and furnace gate (4), one side of furnace body (1) is rotated and is connected with furnace gate (4), its characterized in that: a function box (2) is fixed on one side of the furnace body (1) through bolts, a first motor (5) and a second motor (6) are respectively fixed in the function box (2) through bolts, a heating box (11) is installed in the furnace body (1), an air cavity (26) is formed in the heating box (11), and an exhaust mechanism (8) is installed at the output end of the first motor (5);

the exhaust mechanism (8) comprises a rotating shaft (801), a rotating sleeve (802), a second gear (803), an air-rolling fan (804) and a blowing fan (805), the rotating shaft (801) is fixed at the output end of the first motor (5) through spot welding, one end of the rotating shaft (801) is positioned and penetrates through one sides of the furnace body (1) and the heating box (11) respectively and is movably connected with the inner wall of one side of the air cavity (26) through a bearing, the rotating sleeve (802) is sleeved on the rotating shaft (801), the rotating sleeve (802) is movably connected with the rotating shaft (801) through a bearing, one end of the rotating sleeve (802) penetrates through one side of the furnace body (1) and is movably connected with one side of the heating furnace through a bearing, the air-rolling fan (804) is sleeved and fixed on the outer wall of one end of the rotating shaft (801) positioned in the air cavity (26), the blowing fan (805) is sleeved and fixed on the outer wall of one end of the rotating sleeve (802) positioned in the furnace body (1), and the second gear (803) is sleeved and fixed on the outer wall of one end of the rotating sleeve (802) in the functional box (2);

air vents (14) are uniformly formed in the inner wall of one side of the heating box (11), one end of each air vent (14) is communicated with the air cavity (26), the top of the heating box (11) is rotatably connected with a first exhaust plate (12) through a bearing, and the bottom of the heating box (11) is rotatably connected with a second exhaust plate (13) through a bearing.

2. The sintering furnace temperature control air inlet device according to claim 1, characterized in that: the top of furnace body (1) is passed through the bolt fastening and is had first electric putter (9), and the one end that is located first electric putter (9) run through furnace body (1) and with one side sliding connection of first exhaust plate (12), the bottom of furnace body (1) is passed through the bolt fastening and is had second electric putter (10), and the one end that is located second electric putter (10) run through furnace body (1) and with one side sliding connection of second exhaust plate (13).

3. The sintering furnace temperature control air inlet device according to claim 2, characterized in that: evenly install heating pipe (15) in furnace body (1), and the one end that is located heating pipe (15) runs through heating cabinet (11) and extends to heating cabinet (11) bottom, the top intercommunication that just is located air cavity (26) on heating cabinet (11) has air duct (22), and the one end that is located air duct (22) runs through furnace body (1) and communicates and have dust removal case (21), install filter plate (24) in dust removal case (21), and be located one side of filter plate (24) and install activated carbon plate (25), the top intercommunication of dust removal case (21) has outlet duct (23).

4. The sintering furnace temperature-control air inlet device according to claim 3, characterized in that: the output end of the second motor (6) is movably connected with the inner wall of one side of the function box (2) through a bearing, a first gear (7) is fixedly sleeved on the output end of the second motor (6), and the first gear (7) is connected with the second gear (803) through a toothed chain.

5. The sintering furnace temperature-control air inlet device according to claim 2, characterized in that: the output end of the second motor (6) is movably connected with the inner wall of one side of the functional box (2) through a bearing, a first gear (7) is fixedly sleeved on the output end of the second motor (6), and the first gear (7) is connected with the second gear (803) through a toothed chain.